<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			body {
				background-color: black;
			}
			.container {
				/*居中*/
				margin: auto;
				border: 1px solid black;
				width: 850px;
			}
			img {
				width: 850px;
			}
		</style>
	</head>
	<body>
		<div class="container">
			<img src="../img/0.jpg" id="imgId">
		</div>
	</body>
</html>
